26873163207564 has 12 divisors (see below), whose sum is σ = 62704047484344. Its totient is φ = 8957721069184.

The previous prime is 26873163207563. The next prime is 26873163207637. The reversal of 26873163207564 is 46570236137862.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 26873163207498 and 26873163207507.

It is not an unprimeable number, because it can be changed into a prime (26873163207563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1119715133637 + ... + 1119715133660.

It is an arithmetic number, because the mean of its divisors is an integer number (5225337290362).

Almost surely, 2^{26873163207564} is an apocalyptic number.

It is an amenable number.

26873163207564 is an abundant number, since it is smaller than the sum of its proper divisors (35830884276780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26873163207564 is a wasteful number, since it uses less digits than its factorization.

26873163207564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2239430267304 (or 2239430267302 counting only the distinct ones).

The product of its (nonzero) digits is 60963840, while the sum is 60.

The spelling of 26873163207564 in words is "twenty-six trillion, eight hundred seventy-three billion, one hundred sixty-three million, two hundred seven thousand, five hundred sixty-four".